62 lines
850 B
Go
62 lines
850 B
Go
package utils
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func Ptr[T any](v T) *T {
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return &v
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}
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func ValueOrZero[T any](v *T) T {
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if v == nil {
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return *new(T)
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} else {
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return *v
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}
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}
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func SetNilIfZero[T comparable](value **T) {
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if value != nil && *value != nil && **value == *new(T) {
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*value = nil
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}
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}
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func Slice[T any](v ...T) []T {
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return v
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}
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func Exists[T comparable](v []T, el T) bool {
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for _, e := range v {
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if e == el {
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return true
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}
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}
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return false
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}
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func ExistsMap[T any, U comparable](v []T, el U, mapper func(T) U) bool {
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for _, e := range v {
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mapped := mapper(e)
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if mapped == el {
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return true
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}
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}
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return false
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}
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func FindMap[T any, U comparable](v []T, el U, mapper func(T) U) *T {
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for _, e := range v {
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mapped := mapper(e)
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if mapped == el {
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return &e
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}
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}
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return nil
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}
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func Must(err error) {
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if err != nil {
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panic(err)
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}
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}
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